Commit 70ca5d74 authored by Ariel Elior's avatar Ariel Elior Committed by David S. Miller

bnx2x: Ack unknown VF messages

A PF should ack the firmware when receiving unknown messages through the VF's
mailbox. This prevents the VF mailbox from being stuck in case of a VF sending
a message unknown to the PF (e.g. VF with more advanced version).
Signed-off-by: default avatarAriel Elior <ariele@broadcom.com>
Signed-off-by: default avatarYuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: default avatarEilon Greenstein <eilong@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ca1ee4b2
...@@ -1605,8 +1605,11 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf, ...@@ -1605,8 +1605,11 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf,
bnx2x_vf_mbx_resp(bp, vf); bnx2x_vf_mbx_resp(bp, vf);
} else { } else {
/* can't send a response since this VF is unknown to us /* can't send a response since this VF is unknown to us
* just unlock the channel and be done with. * just ack the FW to release the mailbox and unlock
* the channel.
*/ */
storm_memset_vf_mbx_ack(bp, vf->abs_vfid);
mmiowb();
bnx2x_unlock_vf_pf_channel(bp, vf, bnx2x_unlock_vf_pf_channel(bp, vf,
mbx->first_tlv.tl.type); mbx->first_tlv.tl.type);
} }
......
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